diff options
| author | Christoph Hellwig <hch@lst.de> | 2017-04-05 20:21:03 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-04-08 20:25:38 +0300 |
| commit | 3deff1a70d5901342f460f8cc36e5d0c5d51c319 (patch) | |
| tree | a74cc58c2a3105a9505028c87f8991378979e33c /drivers/md/raid0.c | |
| parent | 02d261034f1c90ac8b052406bd7b18d2564b0b3c (diff) | |
| download | linux-3deff1a70d5901342f460f8cc36e5d0c5d51c319.tar.xz | |
md: support REQ_OP_WRITE_ZEROES
Copy & paste from the REQ_OP_WRITE_SAME code.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/md/raid0.c')
| -rw-r--r-- | drivers/md/raid0.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index 93347ca7c7a6..ce7a6a56cf73 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -383,6 +383,7 @@ static int raid0_run(struct mddev *mddev) blk_queue_max_hw_sectors(mddev->queue, mddev->chunk_sectors); blk_queue_max_write_same_sectors(mddev->queue, mddev->chunk_sectors); + blk_queue_max_write_zeroes_sectors(mddev->queue, mddev->chunk_sectors); blk_queue_max_discard_sectors(mddev->queue, mddev->chunk_sectors); blk_queue_io_min(mddev->queue, mddev->chunk_sectors << 9); @@ -504,6 +505,7 @@ static void raid0_make_request(struct mddev *mddev, struct bio *bio) split, disk_devt(mddev->gendisk), bio_sector); mddev_check_writesame(mddev, split); + mddev_check_write_zeroes(mddev, split); generic_make_request(split); } } while (split != bio); |